CN202584727U - Home theater system based on power line network - Google Patents
Home theater system based on power line network Download PDFInfo
- Publication number
- CN202584727U CN202584727U CN 201220214682 CN201220214682U CN202584727U CN 202584727 U CN202584727 U CN 202584727U CN 201220214682 CN201220214682 CN 201220214682 CN 201220214682 U CN201220214682 U CN 201220214682U CN 202584727 U CN202584727 U CN 202584727U
- Authority
- CN
- China
- Prior art keywords
- power line
- line network
- audio
- interface
- processor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The utility model discloses a home theater system based on a power line network. The home theater system comprises a projector capable of receiving data through a power line, a digital voice box, an audio and video server capable of transmitting the data through the power line and a power line modem connected with an internet, wherein the projector is provided with a first power line network bridging module, a first processor, a first man-machine interface, a signal input interface, a projector controller and an optical system; the digital voice box is provided with a second power line network bridging module, a second processor, a second man-machine interface, a D/A (digital-analog) converter, a power amplifier and a loudspeaker; and the audio and video server is provided with a third power line network bridging module, a third processor, a third man-machine interface, a digital television signal interface, a DVD (Digital Video Disk)/VCD (Video Compact Disc) reading module and a laser head.
Description
Technical field
The utility model relates to a kind of household audio and video system based on power line network, belongs to tame electro-technical field.
Background technology
The raising day by day of the living standard of Along with people's, people hope just can to enjoy the audio visual effect as the cinema at home, can video on demand or films, also can play video disc.But the home theater of configuration mainly contains two big drawbacks at present:
1) buying expenses of superlarge screen TV machine is very expensive;
2) the interconnective audio frequency of equipment room, video line connect very complicacy, influence attractive in appearance.
Summary of the invention
The purpose of the utility model is in order to overcome weak point of the prior art; A kind of household audio and video system based on power line network is provided; This scheme is carried out the transmission and the reception of audio frequency, video information through line of electric force, and the transmission of IP Information On Demand, and data channel and power channel are shared; The installation and the debugging of system have been simplified, for the universal of home theater lays the foundation.
The utility model solves the technical scheme that its technical matters adopted:
Household audio and video system based on power line network; Comprise the projector that can receive data through line of electric force; The numeral audio amplifier, audio/video server that can be through the power line transmission data and with the power line modem of Internet connection, the first power line network bridge joint module that described projector setting is connected with power connection; The described first power line network bridge joint module connects first processor; Described first processor connects first man-machine interface, signal input interface and projector controller, and described projector controller connects optical system; The second power line network bridge joint module that described digital audio amplifier setting is connected with power connection; The described second power line network bridge joint module connects second processor; Described second processor connects D/A converter; Described D/A converter connects power amplifier, and described power amplifier connects loudspeaker; The 3rd power line network bridge joint module that described audio/video server setting is connected with power connection; Described the 3rd power line network bridge joint module connects the 3rd processor; Described the 3rd processor connects third party's machine interface; Digital television signal interface and DVD/VCD read module, described DVD/VCD read module connects laser head.
Described the 3rd processor is provided with demoder, comprises the audio decoder that extracts digitized audio message, extracts the Video Decoder of digital video information.
Described the 3rd processor is provided with audio, video data and sends agreement; Described audio, video data sends the form that agreement is used to define transmission information, and electrical equipment ID sign indicating number, the transmission information of receiving is set; And check information, described transmission information setting is video information or audio-frequency information.
Described first processor is provided with the video reception program and the first electrical equipment ID sign indicating number.
Described second processor is provided with audio frequency and receives the program and the second electrical equipment ID sign indicating number.
Described first man-machine interface is provided with the first infrared interface interface and first function button.
Described third party's machine interface is provided with the 3rd infrared interface interface, the 3rd function button and the 3rd information display interface.
The beneficial effect of the utility model mainly shows: 1, carry out the transmission and the reception of audio frequency, video information through line of electric force, and the transmission of IP Information On Demand, data channel and power channel are shared, have simplified the installation and the debugging of system; 2, digital audio amplifier and projector are flexible for installation, can place arbitrarily along line of electric force.
Description of drawings
Fig. 1 is the theory diagram of projector;
Fig. 2 is the theory diagram of digital audio amplifier;
Fig. 3 is the theory diagram of audio/video server;
Fig. 4 is based on the system architecture diagram of the household audio and video system of power line network;
Fig. 5 is that the audio, video data of the utility model sends protocol format.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described:
With reference to Fig. 1-5, based on the household audio and video system of power line network, comprise the projector 1 that can receive data through line of electric force, digital audio amplifier 3, audio/video server 2 that can be through the power line transmission data and with the power line modem 4 of Internet connection.Just communication each other after described audio/video server 2, projector 1 plug in digital audio amplifier 3, described audio/video server 2 can access internet through described power line modem 4.
Described projector 1 is provided with the first power line network bridge joint module 7 that is connected with power connection; The described first power line network bridge joint module 7 connects first processor 5; Described first processor 5 connects first man-machine interface 10; Signal input interface 6 and projector controller 8, described projector controller 8 connects optical system 9.
Wherein, the described first power line network bridge joint module 7 is connected with line of electric force, can receive the numerical information on the line of electric force, can send numerical information to line of electric force simultaneously.The described first power line network bridge joint module 7 adopts the power line transmission technology, loads on electric current to the high-frequency signal of carrying information, uses power line transmission then, also can from electric current, separate high-frequency information simultaneously, transmits with realization information.Described first man-machine interface 10 is provided with the first infrared interface interface and first function button.Described projector 1 possibly be arranged on higher position, therefore except first function key that can carry out feature operation is set, also is provided with first infrared interface, can be in remote-controlled operation.Described projector controller 8 receives the digital of digital video data of described first processor 5 outputs, and carries out projection through described optical system 9.And described signal input interface 6 can directly be imported outside vision signal.
Described digital audio amplifier 3 is provided with the second power line network bridge joint module 23 that is connected with power connection; The described second power line network bridge joint module 23 connects second processor 18; Described second processor 18 connects D/A converter 19; Described D/A converter 19 connects power amplifier 20, and described power amplifier 20 connects loudspeaker, and described loudspeaker are provided with L channel loudspeaker 21 and R channel loudspeaker 22.
Wherein, the described second power line network bridge joint module 23 adopts the power line transmission technology, loads on electric current to the high-frequency signal of carrying information, uses power line transmission then, also can from electric current, separate high-frequency information simultaneously, transmits with realization information.Described second processor 18 will be exported to described D/A converter 19 through the digital audio-frequency data that the described second power line network bridge joint module 23 receives; Described D/A converter 19 converts digital audio-frequency data to simulated audio signal, and exports to described L channel loudspeaker 21 and R channel loudspeaker 22 after amplifying through described power amplifier 20.
Described audio/video server 2 is provided with the 3rd power line network bridge joint module 17 that is connected with power connection; Described the 3rd power line network bridge joint module 17 connects the 3rd processor 11; Described the 3rd processor 11 connects third party's machine interface 14; Digital television signal interface 13 and DVD/VCD read module 15, described DVD/VCD read module 15 connects laser head 16.
Wherein, described the 3rd power line network bridge joint module 17 adopts the power line transmission technology, loads on electric current to the high-frequency signal of carrying information, uses power line transmission then, also can from electric current, separate high-frequency information simultaneously, transmits with realization information.Described third party's machine interface 14 is provided with the 3rd infrared interface interface, the 3rd function button and the 3rd information display interface.Described the 3rd function button is used to operate described audio/video server 2; Described the 3rd information display interface is provided with LCD display; Be used to show the internal information of described audio/video server 2, described the 3rd infrared interface interface is used to carry out remote-controlled operation.Described laser head 16 is used to read the compression audio, video data of video disc and exports to described the 3rd processor 11 with DVD/VCD read module 15.Described the 3rd processor 11 is provided with demoder 12, comprises the audio decoder that extracts digital audio-frequency data, extracts the Video Decoder of digital of digital video data.The compression audio, video data that compression audio, video data that described demoder 12 is used for described the 3rd power line network bridge joint module 17 is received and described DVD/VCD read module 15 read; Be decoded into digital audio-frequency data and digital of digital video data; Can export to the external digital televisor through described digital television signal interface 13, also can send described projector 1 and digital audio amplifier 3 to through line of electric force.
Therefore; Described the 3rd processor 11 is provided with audio, video data and sends agreement; Described audio, video data sends the form that agreement is used to define transmission information, and electrical equipment ID sign indicating number, the transmission information of receiving is set; And check information, described transmission information setting is digital of digital video data or digital audio-frequency data.
Described first processor 5 is provided with the video reception program and the first electrical equipment ID sign indicating number; The reception electrical equipment ID sign indicating number that sends according to described the 3rd processor 11 judges whether receive follow-up; If described reception electrical equipment ID sign indicating number and described first electrical equipment ID sign indicating number coupling; Described first processor 5 receives follow-up digital of digital video data, and carries out verification.Verification is through carrying out Projection Display through described projector controller 8 with optical system 9 later on.
Described second processor 18 is provided with audio frequency and receives the program and the second electrical equipment ID sign indicating number; The reception electrical equipment ID sign indicating number that sends according to described the 3rd processor 11 judges whether receive follow-up; If described reception electrical equipment ID sign indicating number and described second electrical equipment ID sign indicating number coupling; Described second processor 5 receives follow-up digital audio-frequency data, and carries out verification.Verification is passed through described D/A converter 19 and power amplifier 20 through later, and L channel loudspeaker 22 are play with R channel loudspeaker 23.
In sum, the utility model can receive and transmission information from line of electric force, and a plurality of equipment are set up into home theater; Line of electric force promptly can be used as power lead power supply is provided; As information channel transmission information, therefore simplify the installation and the debugging of system again, saved material and labour cost.Further; This utility model also can be operated through the internet; As shown in Figure 4; At first need be connected with indoor line of electric force with the broadband network of registering one's residence through power line modem 4, audio/video server 2 audio/video information that can obtain on the internet is play through projector 1 and digital audio amplifier 3 then.
Claims (3)
1. based on the household audio and video system of power line network; It is characterized in that: comprise the projector that can receive data through line of electric force; The numeral audio amplifier, audio/video server that can be through the power line transmission data and with the power line modem of Internet connection, the first power line network bridge joint module that described projector setting is connected with power connection; The described first power line network bridge joint module connects first processor; Described first processor connects first man-machine interface, signal input interface and projector controller, and described projector controller connects optical system; The second power line network bridge joint module that described digital audio amplifier setting is connected with power connection; The described second power line network bridge joint module connects second processor; Described second processor connects D/A converter; Described D/A converter connects power amplifier, and described power amplifier connects loudspeaker; The 3rd power line network bridge joint module that described audio/video server setting is connected with power connection; Described the 3rd power line network bridge joint module connects the 3rd processor; Described the 3rd processor connects third party's machine interface; Digital television signal interface and DVD/VCD read module, described DVD/VCD read module connects laser head.
2. the household audio and video system based on power line network as claimed in claim 1 is characterized in that: described first man-machine interface is provided with the first infrared interface interface and first function button.
3. the household audio and video system based on power line network as claimed in claim 1 is characterized in that: described third party's machine interface is provided with the 3rd infrared interface interface, the 3rd function button and the 3rd information display interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220214682 CN202584727U (en) | 2012-05-14 | 2012-05-14 | Home theater system based on power line network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220214682 CN202584727U (en) | 2012-05-14 | 2012-05-14 | Home theater system based on power line network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202584727U true CN202584727U (en) | 2012-12-05 |
Family
ID=47254115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220214682 Expired - Fee Related CN202584727U (en) | 2012-05-14 | 2012-05-14 | Home theater system based on power line network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202584727U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102664034A (en) * | 2012-05-14 | 2012-09-12 | 慈溪迈思特电子科技有限公司 | Family cinema system based on power line network |
| WO2016132049A1 (en) * | 2015-02-19 | 2016-08-25 | 5V | Wireless video-projection method, system and device |
-
2012
- 2012-05-14 CN CN 201220214682 patent/CN202584727U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102664034A (en) * | 2012-05-14 | 2012-09-12 | 慈溪迈思特电子科技有限公司 | Family cinema system based on power line network |
| WO2016132049A1 (en) * | 2015-02-19 | 2016-08-25 | 5V | Wireless video-projection method, system and device |
| FR3033113A1 (en) * | 2015-02-19 | 2016-08-26 | Simda 5V | METHOD, SYSTEM AND DEVICE FOR WIRELESS VIDEO PROJECTION |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI544778B (en) | Remote doorbell control system and its samrt doorbell device | |
| WO2016011720A1 (en) | Display system, and bluetooth audio playing method and device for display system | |
| CN104125434B (en) | A kind of system of long range high definition transmission | |
| CN103929687A (en) | LED lighting devices, wireless loudspeaker system and wireless audio playing method | |
| CN104618206A (en) | Family core accessing device for realizing intelligent community service and system thereof | |
| CN104154439A (en) | Intelligent LED lighting device and remote video chat system based on same | |
| CN107703734A (en) | The control circuit of intelligent alarm clock | |
| CN202584727U (en) | Home theater system based on power line network | |
| CN105474547B (en) | Multimode audio equipment and monitoring system | |
| CN105591755A (en) | Intelligent home system and authentication connection method on the basis of sound wave authentication connection | |
| CN110278089A (en) | A kind of wireless session control system and control method and business method based on virtual USB device | |
| CN204790528U (en) | Novel intelligence house host computer | |
| EP2922285A1 (en) | Smart home access device | |
| CN102664034A (en) | Family cinema system based on power line network | |
| CN203251370U (en) | Visual intercom system | |
| CN104581085A (en) | Bidirectional real-time monitoring method | |
| CN202904870U (en) | 2.4-GHz voice remote controller for cloud television | |
| CN102750963B (en) | A kind of DVD intelligent memory Play System and method | |
| US20140093248A1 (en) | Remote control system and power supply connector remote control device | |
| CN104917998A (en) | Wireless microphone, video conference systems and operation method thereof | |
| CN111885412A (en) | HDMI signal screen transmission method and wireless screen transmission device | |
| CN201118611Y (en) | Pre-alarm information distribution terminal | |
| CN206060971U (en) | A kind of multifunctional intellectual projector | |
| CN108172045A (en) | A kind of remote education video communication apparatus and system based on AR | |
| CN207820253U (en) | A kind of Radio Network System and wireless aps with voice broadcast function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20130514 |